Visualizing High-Resolution Grids

Important:

The data used in this notebook is not hosted within the cookbook repository.

import uxarray as ux

grid_path = r"C:\Users\chmie\Downloads\x1.41943042.grid.nc"
data_path = r"C:\Users\chmie\Downloads\diag.2016-08-02_08.15.00.nc"

uxds = ux.open_dataset(grid_path, data_path)
uxds

<xarray.UxDataset> Size: 16GB
Dimensions:             (time: 1, StrLen: 64, n_face: 41943042, n_node: 83886080)
Coordinates:
  * time                (time) datetime64[ns] 8B 2016-08-02T08:15:00
Dimensions without coordinates: StrLen, n_face, n_node
Data variables: (12/94)
    xtime_old           (time, StrLen) |S1 64B ...
    lh                  (time, n_face) float32 168MB ...
    hfx                 (time, n_face) float32 168MB ...
    meanT_500_300       (time, n_face) float32 168MB ...
    taux                (time, n_face) float32 168MB ...
    tauy                (time, n_face) float32 168MB ...
    ...                  ...
    aclwdnt             (time, n_face) float32 168MB ...
    aclwnett            (time, n_face) float32 168MB ...
    rainc               (time, n_face) float32 168MB ...
    rainnc              (time, n_face) float32 168MB ...
    xtime               (time, StrLen) |S1 64B ...
    zgrid               (n_face) float32 168MB ...

<xarray.UxDataset> Size: 16GB
Dimensions:             (time: 1, StrLen: 64, n_face: 41943042, n_node: 83886080)
Coordinates:
  * time                (time) datetime64[ns] 8B 2016-08-02T08:15:00
Dimensions without coordinates: StrLen, n_face, n_node
Data variables: (12/94)
    xtime_old           (time, StrLen) |S1 64B ...
    lh                  (time, n_face) float32 168MB ...
    hfx                 (time, n_face) float32 168MB ...
    meanT_500_300       (time, n_face) float32 168MB ...
    taux                (time, n_face) float32 168MB ...
    tauy                (time, n_face) float32 168MB ...
    ...                  ...
    aclwdnt             (time, n_face) float32 168MB ...
    aclwnett            (time, n_face) float32 168MB ...
    rainc               (time, n_face) float32 168MB ...
    rainnc              (time, n_face) float32 168MB ...
    xtime               (time, StrLen) |S1 64B ...
    zgrid               (n_face) float32 168MB ...

uxarray.UxDataset

• Dimensions:
  • time: 1
  • StrLen: 64
  • n_face: 41943042
  • n_node: 83886080
• Coordinates: (1)
  • time
    (time)
    datetime64[ns]
    2016-08-02T08:15:00

    long_name :

    valid time

    array(['2016-08-02T08:15:00.000000000'], dtype='datetime64[ns]')

• Data variables: (94)
  • xtime_old
    (time, StrLen)
    |S1
    ...

    units :

    YYYY-MM-DD_hh:mm:ss

    long_name :

    Model valid time

    [64 values with dtype=|S1]

  • lh
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    latent heat flux at the surface

    [41943042 values with dtype=float32]

  • hfx
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    upward heat flux at the surface

    [41943042 values with dtype=float32]

  • meanT_500_300
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Mean temperature in the 300 hPa - 500 hPa layer

    [41943042 values with dtype=float32]

  • taux
    (time, n_face)
    float32
    ...

    units :

    N m^{-2}

    long_name :

    surface zonal momentum flux

    [41943042 values with dtype=float32]

  • tauy
    (time, n_face)
    float32
    ...

    units :

    N m^{-2}

    long_name :

    surface meridional momentum flux

    [41943042 values with dtype=float32]

  • olrtoa
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    top-of-atmosphere outgoing longwave radiation flux

    [41943042 values with dtype=float32]

  • cldcvr
    (time, n_face)
    float32
    ...

    units :

    unitless

    long_name :

    cloud cover (max of cldfrac along the vertical)

    [41943042 values with dtype=float32]

  • vert_int_qv
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    Vertically integrated water vapor mixing ratio

    [41943042 values with dtype=float32]

  • vert_int_qc
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    Vertically integrated cloud water mixing ratio

    [41943042 values with dtype=float32]

  • vert_int_qr
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    Vertically integrated rain mixing ratio

    [41943042 values with dtype=float32]

  • vert_int_qs
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    Vertically integrated snow mixing ratio

    [41943042 values with dtype=float32]

  • vert_int_qi
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    Vertically integrated ice mixing ratio

    [41943042 values with dtype=float32]

  • vert_int_qg
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    Vertically integrated graupel mixing ratio

    [41943042 values with dtype=float32]

  • refl10cm_1km
    (time, n_face)
    float32
    ...

    units :

    dBZ

    long_name :

    diagnosed 10 cm radar reflectivity at 1 km AGL

    [41943042 values with dtype=float32]

  • precipw
    (time, n_face)
    float32
    ...

    units :

    kg m^{-2}

    long_name :

    precipitable water

    [41943042 values with dtype=float32]

  • u10
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    10-meter zonal wind

    [41943042 values with dtype=float32]

  • v10
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    10-meter meridional wind

    [41943042 values with dtype=float32]

  • q2
    (time, n_face)
    float32
    ...

    units :

    kg kg^{-1}

    long_name :

    2-meter specific humidity

    [41943042 values with dtype=float32]

  • t2m
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    2-meter temperature

    [41943042 values with dtype=float32]

  • th2m
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    2-meter potential temperature

    [41943042 values with dtype=float32]

  • mslp
    (time, n_face)
    float32
    ...

    units :

    Pa

    long_name :

    Mean sea-level pressure

    [41943042 values with dtype=float32]

  • relhum_200hPa
    (time, n_face)
    float32
    ...

    units :

    percent

    long_name :

    Relative humidity vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • relhum_250hPa
    (time, n_face)
    float32
    ...

    units :

    percent

    long_name :

    Relative humidity vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • relhum_500hPa
    (time, n_face)
    float32
    ...

    units :

    percent

    long_name :

    Relative humidity vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • relhum_700hPa
    (time, n_face)
    float32
    ...

    units :

    percent

    long_name :

    Relative humidity vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • relhum_850hPa
    (time, n_face)
    float32
    ...

    units :

    percent

    long_name :

    Relative humidity vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • relhum_925hPa
    (time, n_face)
    float32
    ...

    units :

    percent

    long_name :

    Relative humidity vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • dewpoint_200hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Dewpoint temperature vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • dewpoint_250hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Dewpoint temperature vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • dewpoint_500hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Dewpoint temperature vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • dewpoint_700hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Dewpoint temperature vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • dewpoint_850hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Dewpoint temperature vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • dewpoint_925hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Dewpoint temperature vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • temperature_200hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Temperature vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • temperature_250hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Temperature vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • temperature_500hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Temperature vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • temperature_700hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Temperature vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • temperature_850hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Temperature vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • temperature_925hPa
    (time, n_face)
    float32
    ...

    units :

    K

    long_name :

    Temperature vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • height_200hPa
    (time, n_face)
    float32
    ...

    units :

    m

    long_name :

    Geometric height interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • height_250hPa
    (time, n_face)
    float32
    ...

    units :

    m

    long_name :

    Geometric height interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • height_500hPa
    (time, n_face)
    float32
    ...

    units :

    m

    long_name :

    Geometric height interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • height_700hPa
    (time, n_face)
    float32
    ...

    units :

    m

    long_name :

    Geometric height interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • height_850hPa
    (time, n_face)
    float32
    ...

    units :

    m

    long_name :

    Geometric height interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • height_925hPa
    (time, n_face)
    float32
    ...

    units :

    m

    long_name :

    Geometric height interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • uzonal_200hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed zonal wind at cell centers, vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • uzonal_250hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed zonal wind at cell centers, vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • uzonal_500hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed zonal wind at cell centers, vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • uzonal_700hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed zonal wind at cell centers, vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • uzonal_850hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed zonal wind at cell centers, vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • uzonal_925hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed zonal wind at cell centers, vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • umeridional_200hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed meridional wind at cell centers, vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • umeridional_250hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed meridional wind at cell centers, vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • umeridional_500hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed meridional wind at cell centers, vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • umeridional_700hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed meridional wind at cell centers, vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • umeridional_850hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed meridional wind at cell centers, vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • umeridional_925hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Reconstructed meridional wind at cell centers, vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • w_200hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Vertical velocity vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • w_250hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Vertical velocity vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • w_500hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Vertical velocity vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • w_700hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Vertical velocity vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • w_850hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Vertical velocity vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • w_925hPa
    (time, n_face)
    float32
    ...

    units :

    m s^{-1}

    long_name :

    Vertical velocity vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • omega_200hPa
    (time, n_face)
    float32
    ...

    units :

    Pa s^{-1}

    long_name :

    Pressure velocity vertically interpolated to 200 hPa

    [41943042 values with dtype=float32]

  • omega_250hPa
    (time, n_face)
    float32
    ...

    units :

    Pa s^{-1}

    long_name :

    Pressure velocity vertically interpolated to 250 hPa

    [41943042 values with dtype=float32]

  • omega_500hPa
    (time, n_face)
    float32
    ...

    units :

    Pa s^{-1}

    long_name :

    Pressure velocity vertically interpolated to 500 hPa

    [41943042 values with dtype=float32]

  • omega_700hPa
    (time, n_face)
    float32
    ...

    units :

    Pa s^{-1}

    long_name :

    Pressure velocity vertically interpolated to 700 hPa

    [41943042 values with dtype=float32]

  • omega_850hPa
    (time, n_face)
    float32
    ...

    units :

    Pa s^{-1}

    long_name :

    Pressure velocity vertically interpolated to 850 hPa

    [41943042 values with dtype=float32]

  • omega_925hPa
    (time, n_face)
    float32
    ...

    units :

    Pa s^{-1}

    long_name :

    Pressure velocity vertically interpolated to 925 hPa

    [41943042 values with dtype=float32]

  • vorticity_200hPa
    (time, n_node)
    float32
    ...

    units :

    s^{-1}

    long_name :

    Relative vorticity vertically interpolated to 200 hPa

    [83886080 values with dtype=float32]

  • vorticity_250hPa
    (time, n_node)
    float32
    ...

    units :

    s^{-1}

    long_name :

    Relative vorticity vertically interpolated to 250 hPa

    [83886080 values with dtype=float32]

  • vorticity_500hPa
    (time, n_node)
    float32
    ...

    units :

    s^{-1}

    long_name :

    Relative vorticity vertically interpolated to 500 hPa

    [83886080 values with dtype=float32]

  • vorticity_700hPa
    (time, n_node)
    float32
    ...

    units :

    s^{-1}

    long_name :

    Relative vorticity vertically interpolated to 700 hPa

    [83886080 values with dtype=float32]

  • vorticity_850hPa
    (time, n_node)
    float32
    ...

    units :

    s^{-1}

    long_name :

    Relative vorticity vertically interpolated to 850 hPa

    [83886080 values with dtype=float32]

  • vorticity_925hPa
    (time, n_node)
    float32
    ...

    units :

    s^{-1}

    long_name :

    Relative vorticity vertically interpolated to 925 hPa

    [83886080 values with dtype=float32]

  • cape
    (time, n_face)
    float32
    ...

    units :

    J kg^{-1}

    long_name :

    Convective available potential energy

    [41943042 values with dtype=float32]

  • cin
    (time, n_face)
    float32
    ...

    units :

    J kg^{-1}

    long_name :

    Convective inhibition

    [41943042 values with dtype=float32]

  • acswupb
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky upward surface shortwave radiation flux

    [41943042 values with dtype=float32]

  • acswdnb
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky downward surface shortwave radiation flux

    [41943042 values with dtype=float32]

  • acswnetb
    (time, n_face)
    float32
    ...

    units :

    J m^{-2}

    long_name :

    accumulated all-sky net surface shortwave radiation

    [41943042 values with dtype=float32]

  • acswupt
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky upward top-of-atmosphere shortwave radiation flux

    [41943042 values with dtype=float32]

  • acswdnt
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky downward top-of-atmosphere shortwave radiation flux

    [41943042 values with dtype=float32]

  • acswnett
    (time, n_face)
    float32
    ...

    units :

    J m^{-2}

    long_name :

    accumulated all-sky net top-of-atmosphere shortwave radiation

    [41943042 values with dtype=float32]

  • aclwupb
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky upward surface longwave radiation flux

    [41943042 values with dtype=float32]

  • aclwdnb
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky downward surface longwave radiation flux

    [41943042 values with dtype=float32]

  • aclwnetb
    (time, n_face)
    float32
    ...

    units :

    J m^{-2}

    long_name :

    accumulated all-sky net surface longwave radiation

    [41943042 values with dtype=float32]

  • aclwupt
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated all-sky upward surface longwave radiation flux

    [41943042 values with dtype=float32]

  • aclwdnt
    (time, n_face)
    float32
    ...

    units :

    W m^{-2}

    long_name :

    accumulated clear-sky downward surface longwave radiation flux

    [41943042 values with dtype=float32]

  • aclwnett
    (time, n_face)
    float32
    ...

    units :

    J m^{-2}

    long_name :

    accumulated all-sky net top-of-atmosphere longwave radiation

    [41943042 values with dtype=float32]

  • rainc
    (time, n_face)
    float32
    ...

    units :

    mm

    long_name :

    accumulated convective precipitation

    [41943042 values with dtype=float32]

  • rainnc
    (time, n_face)
    float32
    ...

    units :

    mm

    long_name :

    accumulated total grid-scale precipitation

    [41943042 values with dtype=float32]

  • xtime
    (time, StrLen)
    |S1
    ...

    units :

    YYYY-MM-DD_hh:mm:ss

    long_name :

    Model valid time

    cell_methods :

    string1: mean

    [64 values with dtype=|S1]

  • zgrid
    (n_face)
    float32
    ...

    cell_methods :

    nVertLevelsP1: mean

    [41943042 values with dtype=float32]

• Indexes: (1)
  • time
    PandasIndex

    PandasIndex(DatetimeIndex(['2016-08-02 08:15:00'], dtype='datetime64[ns]', name='time', freq=None))

• Attributes: (0)

Show Grid Information

<uxarray.Grid>
Original Grid Type: MPAS
Grid Dimensions:
  * n_node: 83886080
  * n_face: 41943042
  * n_max_face_nodes: 6
  * n_max_node_faces: 3
  * n_nodes_per_face: (41943042,)
Grid Coordinates (Spherical):
  * node_lon: (83886080,)
  * node_lat: (83886080,)
  * face_lon: (41943042,)
  * face_lat: (41943042,)
Grid Coordinates (Cartesian):
Grid Connectivity Variables:
  * face_node_connectivity: (41943042, 6)
  * node_face_connectivity: (83886080, 3)
Grid Descriptor Variables:
  * n_nodes_per_face: (41943042,)

uxarray.UxDataset.uxgrid

• Dimensions:
  • n_node: 83886080
  • n_face: 41943042
  • n_max_face_nodes: 6
  • n_max_node_faces: 3
• Spherical Coordinates: (4)
  • node_lon
    (n_node)
    float32
    89.98 89.94 89.97 ... -20.93 -20.93

    standard_name :

    longitude

    long name :

    Longitude of the corner nodes of each face

    units :

    degrees_east

    array([ 89.98285 ,  89.93793 ,  89.97223 , ..., -20.905151, -20.925049,
           -20.934937], dtype=float32)

  • node_lat
    (n_node)
    float32
    -58.29 -58.3 ... -0.03437 -0.05156

    standard_name :

    latitude

    long name :

    Latitude of the corner nodes of each face

    units :

    degrees_north

    array([-5.8294930e+01, -5.8302582e+01, -5.8302593e+01, ...,
           -3.4371961e-02, -3.4371965e-02, -5.1557932e-02], dtype=float32)

  • face_lon
    (n_face)
    float32
    89.96 90.0 90.0 ... -20.89 -20.92

    standard_name :

    longitude

    long name :

    Longitude of the center of each face

    units :

    degrees_east

    array([ 89.95508 ,  90.      ,  90.      , ..., -20.9151  , -20.885376,
           -20.9151  ], dtype=float32)

  • face_lat
    (n_face)
    float32
    -58.29 -58.28 ... -0.01719

    standard_name :

    latitude

    long name :

    Latitude of the center of each face

    units :

    degrees_north

    array([-5.8290184e+01, -5.8282520e+01, -5.8307335e+01, ...,
            1.7185990e-02,  6.1927565e-09, -1.7185977e-02], dtype=float32)

• Cartesian Coordinates: (0)
• Connectivity: (2)
  • face_node_connectivity
    (n_face, n_max_face_nodes)
    int64
    2 0 64 ... 83886078 83886077

    cf_role :

    face_node_connectivity

    long name :

    Maps every face to its corner nodes.

    start_index :

    0

    _FillValue :

    -9223372036854775808

    array([[                   2,                    0,                   64,
                              66,                   65,                    1],
           [                  64,                    0,                   16,
                              32,                   48, -9223372036854775808],
           [                   0,                    2,                    3,
                              17,                   18,                   16],
           ...,
           [            83886069,             83886065,             83886066,
                        83886067,             83886071,             83886070],
           [            83886074,             83886068,             83886069,
                        83886070,             83886076,             83886075],
           [            83886076,             83886070,             83886071,
                        83886072,             83886078,             83886077]])

  • node_face_connectivity
    (n_node, n_max_node_faces)
    int64
    0 2 1 ... 38010857 38010802

    cf_role :

    node_face_connectivity

    long name :

    Faces that neighbor each node

    start_index :

    0

    _FillValue :

    -9223372036854775808

    array([[       0,        2,        1],
           [       3,        4,        0],
           [       0,        4,        2],
           ...,
           [38010800, 41943041, 38010801],
           [41943041, 38010857, 38010801],
           [38010801, 38010857, 38010802]])

• Descriptors: (0)
• Attributes: (55)

  model_name :

  mpas

  core_name :

  init_atmosphere

  source :

  MPAS

  Conventions :

  MPAS

  git_version :

  v6.0-dirty

  on_a_sphere :

  YES

  sphere_radius :

  6371229.0

  is_periodic :

  NO

  x_period :

  0.0

  y_period :

  0.0

  history :

  Tue Aug 17 21:09:05 2021: ncks -v nEdgesOnCell /glade/campaign/mmm/wmr/fjudt/projects/dyamond_1/3.75km/x1.41943042.init.nc x1.41943042.grid.nc mpirun -n 2304 ./init_atmosphere_model

  parent_id :

  rwws7w16u3

  mesh_spec :

  0.0

  config_init_case :

  7

  config_calendar_type :

  gregorian

  config_start_time :

  2016-08-01_00:00:00

  config_stop_time :

  2016-09-10_00:00:00

  config_theta_adv_order :

  3

  config_coef_3rd_order :

  0.25

  config_num_halos :

  2

  config_nvertlevels :

  75

  config_nsoillevels :

  4

  config_nfglevels :

  38

  config_nfgsoillevels :

  4

  config_months :

  12

  config_geog_data_path :

  /glade/p_old/work/wrfhelp/WPS_GEOG/

  config_met_prefix :

  FILE

  config_sfc_prefix :

  SST

  config_fg_interval :

  86400

  config_landuse_data :

  USGS

  config_topo_data :

  GMTED2010

  config_use_spechumd :

  NO

  config_ztop :

  40000.0

  config_nsmterrain :

  1

  config_smooth_surfaces :

  YES

  config_dzmin :

  0.3

  config_nsm :

  30

  config_tc_vertical_grid :

  YES

  config_extrap_airtemp :

  linear

  config_static_interp :

  NO

  config_native_gwd_static :

  NO

  config_gwd_cell_scaling :

  1.0

  config_vertical_grid :

  YES

  config_met_interp :

  YES

  config_input_sst :

  NO

  config_frac_seaice :

  YES

  config_pio_num_iotasks :

  0

  config_pio_stride :

  1

  config_block_decomp_file_prefix :

  x1.41943042.grid.graph.info.part.

  config_number_of_blocks :

  0

  config_explicit_proc_decomp :

  NO

  config_proc_decomp_file_prefix :

  graph.info.part.

  file_id :

  2oa2snclm9

  NCO :

  netCDF Operators version 4.9.5 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)

  history_of_appended_files :

  Tue Aug 17 21:09:05 2021: Appended file /glade/campaign/mmm/wmr/fjudt/projects/dyamond_1/3.75km/x1.41943042.init.nc had following "history" attribute: mpirun -n 2304 ./init_atmosphere_model

Polygons

%%time
uxds["relhum_200hPa"][0].plot.polygons(rasterize=True)

CPU times: total: 23 s
Wall time: 2min 12s

%%time
uxds["relhum_200hPa"][0].plot.polygons(rasterize=True)

CPU times: total: 5.67 s
Wall time: 15.7 s

Points

%%time
uxds["relhum_200hPa"][0].plot.points(rasterize=True)

CPU times: total: 344 ms
Wall time: 1.34 s

%%time
res = uxds["relhum_200hPa"][0].plot.points(rasterize=True)

CPU times: total: 188 ms
Wall time: 737 ms